A randomized 25 question test from a pool of 761 questions, good luck!
Modbus protocol can implement data encapsulation over IP based networks. Which of the statements below is an advantage of using encapsulation?
In the protocol specifications of Modbus, there are only four types of registers that can be accessed by the master. Which of the terms below is best described as a analog input memory location?
Which answer below is best described as the RS-485 standard for voltage range to transmit a "Mark"?
During day-to-day operation of an industrial network, some device addresses may change depending on the needs of the system. Which of the answers represents the normal state of a physical address during normal operations?
A defined area of geographical coverage is commonly called an area network. Which of the area networks below is the second smallest in area covered?
There are a collection of standards that defines the access control for wired Ethernet. Which one of the answers below is the standard for physical connections between devices being copper or fiber-optic media?
Historical data can be logged through a HMI application. Which of the data storage methods below would best be described as one that looses resolution of the data, although reduces the volume of data?
Because if the inherent nature of the hybrid communication, which of the communication methods below cannot be used with a hybrid transmissions?
Ethernet network components provide several ISO layers of transmission control. Which of the network components below has transmission controls only on the ISO physical and data link layers?
SCADA systems have been integrated with various industrial processes. Which of the answers below is best defined as allowing control of remote pump and compressor stations?
Which of the answers below best describes the transmission mode of data between two DCE devices?
Choose the best answer that represents the bit rate of a 14400 baud rate.
In IPv4, which of the protocols below has the additions of delivery acknowledgement and fragmentation/defragmentation?
There are various subsystems within any HMI. Which of the tasks below would be the primary responsibility of the alarm subsystem?
IPv4 network classes can also be defined by the IP address they use. Which of the answers corresponds best to the address in row "D"?
In the transmission control protocol validates that the destination has received the information packet sent. Which of the header components below is responsible for this verification?
IPv4 network classes can also be defined by the IP address they use. Which of the answers corresponds best to the address in row "C"?
The data packet of an asychronous transmission contains _____ distinct types of bits. Choose the best answer to fill in the blank from the options below.
Which of the HART addresses below would be best for hybrid signalling?
The limits of a OUT parameter status field has several different classifications. Which of the classifications below can be described as the indication of a parameters value being set by an operator?
In the process conditions model, there are transition points between the stages of operating conditions. Which of the answers below is the signals conditions moving from normal to abnormal conditions?
There are several advanced alarm methods available that provide a greater level of functionality. Which of the methods below can be used if an interpretation of the plant can approximate its state?
Each network layer for a DCS has it's own specialized equipment or software. Which of the layers below would allow various workstations to receive data from servers and controllers?
display resolution determines the graphic flexibility of the HMI hardware to be moved to different GUIs? which of the aspect ratios below would be most commonly used for a display?
Model based network devices are at the user level of Ethernet/IP. Information of a devices type and classification would be contained in which of the text files below?